8513900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4481}}^1$

素因数の和:4514

約数の個数: 36

約数和(自身を含む): 19451880

約数和(自身を除く): 10937980

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 4481, 8962, 17924, 22405, 44810, 85139, 89620, 112025, 170278, 224050, 340556, 425695, 448100, 851390, 1702780, 2128475, 4256950, 8513900]

約数ペア:

[(1, 8513900), (2, 4256950), (4, 2128475), (5, 1702780), (10, 851390), (19, 448100), (20, 425695), (25, 340556), (38, 224050), (50, 170278), (76, 112025), (95, 89620), (100, 85139), (190, 44810), (380, 22405), (475, 17924), (950, 8962), (1900, 4481)]